I would like to iterate a calculation over a column of values in a MySQL database. I wondered if Django had any built-in functionality for doing this. Previously, I have just used the following to sto
演示机型：华为p50系统版本：HarmonyOS 2.0软件版本：快手10.5.40快手的弹幕设置只能开启弹幕或者关闭弹幕1.打开快手界面；2.进入首页之后长按视频；3.点击【弹幕】即可开启或者关闭弹
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